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-rw-r--r--hw/virtio/virtio.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index b50cbef..5602285 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -746,6 +746,19 @@ int virtio_queue_get_num(VirtIODevice *vdev, int n)
return vdev->vq[n].vring.num;
}
+int virtio_get_num_queues(VirtIODevice *vdev)
+{
+ int i;
+
+ for (i = 0; i < VIRTIO_PCI_QUEUE_MAX; i++) {
+ if (!virtio_queue_get_num(vdev, i)) {
+ break;
+ }
+ }
+
+ return i;
+}
+
int virtio_queue_get_id(VirtQueue *vq)
{
VirtIODevice *vdev = vq->vdev;